简答题6. We must oppose the practice of extravagance.简答题7. They have conducted a careful examination of the project.简答题10. These children are busy playing with toys. They have little time for studies.简答题2. We played very happily last night.简答题4. Each time there was a knock at the door he was nervous, for he feared that someone might come to bring him more bad news.简答题9. I am determined to raise the level of my English knowledge.简答题5. When you read the beginning of the book, you cannot understand the meaning of the title. You will understand it when you come to the end of the book.简答题1. If I do not study hard, I would be backward.简答题8. He remained alive after experiencing the car accident.简答题4. He said only a few sentences and then left.简答题8. She enjoys talking with friends and its never tired when she is chatting with her good friends.简答题10. Living standards for the people in both urban and rural areas have improved greatly.简答题2. Students who are in their fourth year at the university go to visit the library regularly to look for material and reference books useful for the writing of their graduation paper.简答题9. The referee raised his right hand in which he was holding a yellow card.简答题7. Some people like to say “that’s neat” when they mean to say “that’s good”. It is a slang expression.简答题3. Early in the morning there was a fog which covered all things in the whole city and people who were driving were careful and they had to drive very slowly.简答题3. We will study to swim next week.简答题5. Watching TV can widen our eyesight.简答题6. China has a population of 1.3 billion. She must do much to limit the growth of population.简答题1. In the early part of December there was a heavy snow in this area, and it snowed for three days without letup.